refactor: use vue's emit options type

Author: ktsn

Diff for: src/index.ts

@@ -17,8 +17,6 @@ export {
   VueMixin,
   VueStatic,
   VueConstructor,
-  EmitsOptions,
-  ObjectEmitsOptions,
   PublicProps,
 } from './vue'
 

Diff for: src/vue.ts

@@ -10,6 +10,7 @@ import {
   proxyRefs,
   Prop,
   ComponentObjectPropsOptions,
+  EmitsOptions,
 } from 'vue'
 import { VueWithProps } from './props'
 
@@ -116,12 +117,6 @@ export interface ClassComponentHooks {
   serverPrefetch?(): Promise<unknown>
 }
 
-export type ObjectEmitsOptions = Record<
-  string,
-  ((...args: any[]) => any) | null
->
-export type EmitsOptions = ObjectEmitsOptions | string[]
-
 export type Vue<
   Props = unknown,
   Emits extends EmitsOptions = {},